Observed 2:55 PM MDT at KRKS

Purple Sage, WY weather

Partly cloudy and 45°7°.

Forecasts agree

Now 45°7°

Partly sunny · Feels like 38°3°

Feels like: 38°3°; Wind chill from 15 mph24 km/h wind · air 45°7°
Wind: 15 mph24 km/h; From the northeast. 711–16 mph26 km/h through 3 AM
Dew point: 34°1°; Dry, static shocks likely
UV tomorrow: 5Moderate; Moderate 11 AM–4 PM · peak 5
Air quality: 0Good; Main pollutant: PM2.5 (fine particles)
Pressure: 30.23 inHg1024 hPa; Falling · −0.11 inHg−3.6 hPa in 3 h

No precipitation expected in the next 2 hours.

From forecast models

Next 48 hours

6°3° cooler than this time yesterday (52°11° then, 46°8° now)

Good hours for

Dry until tomorrow noon
Low 32°0° tomorrow at 7 AM
Above 40°4° tomorrow by 10 AM
Rain tomorrow noon–6 PM (30%, 0.36 in9.1 mm)
Below freezing Monday 6–8 AM (low 32°0°)

This afternoonNear 48°9° · Mostly cloudy
TonightDown to 34°1° by 5 AM · Mostly cloudy
Tomorrow morningUp to 44°7° by 11 AM · rain chance 30% · freezing, low 32°0° · Mostly cloudy
Tomorrow afternoonUp to 52°11° by 2 PM · Rain all afternoon (30%)
Tomorrow nightDown to 33°1° by 5 AM · rain chance 10% · Partly cloudy
Monday morningUp to 45°7° by 11 AM · freezing, low 32°0° · Partly cloudy
Monday afternoonUp to 55°13° by 2 PM · Clear

Hourly forecast, next 48 hours, in the place's local time
Hour	Conditions	Temperature	Feels like	Precipitation	Wind	Humidity	Cloud cover	UV index
Sat 3p	Cloudy	46°8° (likely 46°8° to 49°9°)	40°4°	0%	15 mph24 km/h from ENE, gusts 18 mph30 km/h	57%	67%	3
Sat 4p	Cloudy	49°9° (likely 47°8° to 50°10°)	43°6°	0%	16 mph26 km/h from ENE, gusts 18 mph29 km/h	51%	78%	2
Sat 5p	Cloudy	49°9° (likely 46°8° to 50°10°)	43°6°	0%	15 mph24 km/h from ENE, gusts 17 mph28 km/h	50%	76%	1
Sat 6p	Cloudy	49°9° (likely 44°7° to 49°9°)	44°7°	0%	13 mph21 km/h from ENE, gusts 17 mph27 km/h	49%	75%	1
Sat 7p	Partly cloudy	45°7° (likely 41°5° to 46°8°)	39°4°	0%	12 mph19 km/h from NE, gusts 16 mph26 km/h	52%	57%	0
Sat 8p	Clear	44°7° (likely 40°4° to 44°7°)	38°3°	0%	13 mph21 km/h from NE, gusts 14 mph22 km/h	54%	37%	0
Sat 9p	Mostly cloudy	43°6° (likely 38°3° to 43°6°)	37°3°	0%	10 mph16 km/h from NE, gusts 13 mph21 km/h	54%	65%	0
Sat 10p	Cloudy	42°6° (likely 37°3° to 42°6°)	36°2°	0%	9 mph14 km/h from NE, gusts 11 mph17 km/h	57%	74%	0
Sat 11p	Cloudy	41°5° (likely 37°3° to 41°5°)	36°2°	0%	8 mph13 km/h from NE, gusts 10 mph16 km/h	59%	83%	0
Sun 12a	Cloudy	40°4° (likely 36°2° to 40°4°)	34°1°	0%	9 mph14 km/h from NE, gusts 11 mph17 km/h	61%	62%	0
Sun 1a	Mostly cloudy	38°3° (likely 35°2° to 39°4°)	33°1°	0%	7 mph11 km/h from ENE, gusts 9 mph15 km/h	64%	60%	0
Sun 2a	Cloudy	38°3° (likely 34°1° to 39°4°)	33°1°	0%	7 mph11 km/h from ENE, gusts 6 mph10 km/h	65%	80%	0
Sun 3a	Partly cloudy	36°2° (likely 34°1° to 38°3°)	30°−1°	0%	7 mph11 km/h from NE, gusts 8 mph14 km/h	67%	61%	0
Sun 4a	Mostly cloudy	35°2° (likely 33°1° to 38°3°)	29°−2°	0%	7 mph11 km/h from NE, gusts 8 mph13 km/h	69%	78%	0
Sun 5a	Cloudy	34°1° (likely 32°0° to 38°3°)	28°−2°	5%	7 mph11 km/h from NE, gusts 7 mph10 km/h	72%	78%	0
Sun 6a	Snow	34°1° (likely 32°0° to 39°4°)	28°−2°	30%	7 mph11 km/h from NE, gusts 5 mph8 km/h	73%	73%	0
Sun 7a	Snow	32°0° (likely 32°0° to 39°4°)	26°−3°	30%	7 mph11 km/h from NE, gusts 7 mph10 km/h	77%	52%	0
Sun 8a	Cloudy	33°1° (likely 33°1° to 39°4°)	26°−3°	30%	8 mph13 km/h from NE, gusts 7 mph11 km/h	79%	88%	0
Sun 9a	Cloudy	36°2° (likely 35°2° to 40°4°)	30°−1°	30%	8 mph13 km/h from ENE, gusts 7 mph12 km/h	75%	77%	1
Sun 10a	Cloudy	40°4° (likely 37°3° to 41°5°)	34°1°	30%	9 mph14 km/h from NE, gusts 6 mph10 km/h	73%	71%	2
Sun 11a	Cloudy	44°7° (likely 38°3° to 44°7°)	39°4°	20%	8 mph13 km/h from ENE, gusts 7 mph11 km/h	71%	75%	3
Sun 12p	Mostly sunny	47°8° (likely 40°4° to 47°8°)	43°6°	20%, 0.06 in1.5 mm	9 mph14 km/h from ENE, gusts 8 mph12 km/h	65%	58%	4
Sun 1p	Showers	50°10° (likely 42°6° to 50°10°)	47°8°	20%, 0.06 in1.5 mm	7 mph11 km/h from E, gusts 7 mph12 km/h	61%	47%	5
Sun 2p	Mostly sunny	52°11° (likely 45°7° to 54°12°)	52°11°	20%, 0.06 in1.5 mm	6 mph10 km/h from ESE, gusts 8 mph13 km/h	56%	37%	5
Sun 3p	Sunny	51°11° (likely 47°8° to 56°13°)	51°11°	30%, 0.06 in1.5 mm	7 mph11 km/h from S, gusts 9 mph15 km/h	59%	23%	4
Sun 4p	Sunny	51°11° (likely 48°9° to 56°13°)	51°11°	30%, 0.06 in1.5 mm	6 mph10 km/h from W, gusts 10 mph16 km/h	59%	29%	2
Sun 5p	Showers	50°10° (likely 48°9° to 56°13°)	47°8°	30%, 0.06 in1.5 mm	7 mph11 km/h from W, gusts 9 mph15 km/h	60%	70%	1
Sun 6p	Mostly cloudy	48°9° (likely 46°8° to 53°12°)	45°7°	10%	7 mph11 km/h from NW, gusts 10 mph17 km/h	59%	61%	1
Sun 7p	Partly cloudy	46°8° (likely 43°6° to 50°10°)	42°6°	10%	8 mph13 km/h from NNE, gusts 10 mph15 km/h	63%	64%	0
Sun 8p	Cloudy	44°7° (likely 41°5° to 48°9°)	39°4°	10%	9 mph14 km/h from NE, gusts 10 mph16 km/h	66%	70%	0
Sun 9p	Cloudy	43°6° (likely 39°4° to 46°8°)	38°3°	5%	9 mph14 km/h from ENE, gusts 8 mph14 km/h	66%	78%	0
Sun 10p	Partly cloudy	42°6° (likely 37°3° to 45°7°)	37°3°	5%	8 mph13 km/h from ENE, gusts 9 mph14 km/h	69%	65%	0
Sun 11p	Cloudy	41°5° (likely 36°2° to 43°6°)	36°2°	5%	8 mph13 km/h from NE, gusts 9 mph15 km/h	72%	85%	0
Mon 12a	Mostly cloudy	40°4° (likely 35°2° to 41°5°)	35°2°	10%	7 mph11 km/h from ENE, gusts 9 mph14 km/h	74%	69%	0
Mon 1a	Mostly clear	38°3° (likely 34°1° to 40°4°)	34°1°	10%	6 mph10 km/h from E, gusts 7 mph11 km/h	78%	32%	0
Mon 2a	Clear	37°3° (likely 33°1° to 38°3°)	33°1°	10%	5 mph8 km/h from E, gusts 6 mph10 km/h	79%	19%	0
Mon 3a	Clear	35°2° (likely 32°0° to 37°3°)	32°0°	5%	3 mph5 km/h from E, gusts 5 mph9 km/h	82%	11%	0
Mon 4a	Clear	35°2° (likely 31°−1° to 36°2°)	32°0°	5%	3 mph5 km/h from E, gusts 5 mph8 km/h	85%	17%	0
Mon 5a	Clear	33°1° (likely 31°−1° to 35°2°)	30°−1°	10%	3 mph5 km/h from ESE, gusts 3 mph6 km/h	88%	32%	0
Mon 6a	Partly cloudy	32°0° (likely 31°−1° to 35°2°)	29°−2°	0%	3 mph5 km/h from ESE, gusts 3 mph4 km/h	88%	38%	0
Mon 7a	Mostly cloudy	32°0° (likely 31°−1° to 36°2°)	32°0°	0%	2 mph3 km/h from ESE, gusts 3 mph4 km/h	91%	45%	0
Mon 8a	Mostly cloudy	33°1° (likely 31°−1° to 37°3°)	33°1°	0%	2 mph3 km/h from SSE, gusts 2 mph3 km/h	91%	47%	0
Mon 9a	Mostly cloudy	35°2° (likely 34°1° to 38°3°)	32°0°	0%	3 mph5 km/h from S, gusts 3 mph5 km/h	88%	46%	1
Mon 10a	Partly sunny	39°4° (likely 37°3° to 43°6°)	37°3°	0%	3 mph5 km/h from S, gusts 5 mph7 km/h	83%	43%	2
Mon 11a	Partly sunny	45°7° (likely 41°5° to 47°8°)	43°6°	0%	5 mph8 km/h from SSW, gusts 6 mph10 km/h	76%	59%	3
Mon 12p	Mostly sunny	49°9° (likely 45°7° to 51°11°)	47°8°	0%	5 mph8 km/h from SW, gusts 7 mph12 km/h	68%	31%	4
Mon 1p	Mostly sunny	53°12° (likely 48°9° to 53°12°)	53°12°	0%	5 mph8 km/h from SW, gusts 7 mph12 km/h	60%	11%	5
Mon 2p	Mostly sunny	55°13° (likely 52°11° to 55°13°)	55°13°	0%	5 mph8 km/h from SSW, gusts 7 mph12 km/h	53%	11%	5

Days ahead

Shaded: typical range for these dates (1991–2020)

Today, Oct 24. Cloudy. High 49°9°, low 31°−1°. Typical 52°11° / 30°−1°. Dry. Forecasts agree.
1. Afternoon
  noon–6 PM
  Cloudy, 49°9°
  Dry
2. Evening
  6 PM–midnight
  Mostly cloudy, 44°7°
  Dry
3. Overnight
  midnight–6 AM
  Partly cloudy, 34°1°
  Dry
Official NWS forecast
Today: Partly sunny, with a high near 49. East northeast wind around 16 mph, with gusts as high as 23 mph.
Tonight: Mostly cloudy. Low around 31, with temperatures rising to around 34 overnight. Northeast wind 7 to 13 mph.
Forecasts agreeIndependent forecasts are close; the range is narrow.
High, likely
48°9°–50°10°
Low, likely
31°−1°–34°1°
Typical high / low
52°11° / 30°−1°
Wind
15 mph23 km/h, gusts 26 mph42 km/h
UV peak
4
Tomorrow, Oct 25. Cloudy. High 53°12°, low 31°−1°. Typical 52°11° / 30°−1°. Rain 0.07 in1.8 mm, 30% chance. Forecasts differ.
1. Morning
  6 AM–noon
  Snow, 33°1°
  30% chance
2. Afternoon
  noon–6 PM
  Sunny, 52°11°
  30% chance · 0.36 in9.1 mm
3. Evening
  6 PM–midnight
  Cloudy, 44°7°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 33°1°
  Dry
Official NWS forecast
Day: Scattered rain and snow showers before 7am, then scattered rain and snow showers between 7am and 8am, then scattered rain and snow showers. Mostly cloudy, with a high near 53. East northeast wind 6 to 9 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.
Night: Mostly cloudy, with a low around 31. East northeast wind 3 to 9 mph.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
High, likely
48°9°–56°13°
Low, likely
31°−1°–37°3°
Typical high / low
52°11° / 30°−1°
Wind
9 mph15 km/h
UV peak
5
Monday, Oct 26. Partly sunny. High 57°14°, low 33°1°. Typical 51°11° / 30°−1°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Mostly cloudy, 33°1°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 55°13°
  Dry
3. Evening
  6 PM–midnight
  Cloudy, 46°8°
  Dry
4. Overnight
  midnight–6 AM
  Drizzle, 38°3°
  40% chance · 0.03 in0.8 mm
Official NWS forecast
Day: Mostly sunny, with a high near 57. South wind around 5 mph.
Night: A slight chance of rain showers between midnight and 3am, then a slight chance of rain and snow showers. Partly cloudy, with a low around 33. South wind 5 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 20%.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
53°12°–57°14°
Low, likely
30°−1°–35°2°
Typical high / low
51°11° / 30°−1°
Wind
15 mph24 km/h, gusts 23 mph36 km/h
UV peak
5
Tuesday, Oct 27. Snow. High 52°11°, low 28°−2°. Typical 50°10° / 29°−2°. Snow 0.04 in1 mm, 30% chance. Mostly agree.
1. Morning
  6 AM–noon
  Drizzle, 36°2°
  40% chance
2. Afternoon
  noon–6 PM
  Sunny, 48°9°
  Dry
3. Evening
  6 PM–midnight
  Clear, 40°5°
  Dry
4. Overnight
  midnight–6 AM
  Cloudy, 32°0°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: A chance of rain and snow showers before noon. Mostly sunny, with a high near 52. West southwest wind 13 to 20 mph, with gusts as high as 33 mph. Chance of precipitation is 30%.
Night: Mostly clear, with a low around 28.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
47°8°–52°11°
Low, likely
28°−2°–38°3°
Typical high / low
50°10° / 29°−2°
Wind
29 mph47 km/h, gusts 45 mph72 km/h
UV peak
4
Wednesday, Oct 28. Partly sunny. High 56°13°, low 33°1°. Typical 50°10° / 29°−2°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Sunny, 32°0°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 50°10°
  Dry
3. Evening
  6 PM–midnight
  Clear, 43°6°
  Dry
4. Overnight
  midnight–6 AM
  Partly cloudy, 33°1°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Mostly sunny, with a high near 56.
Night: Partly cloudy, with a low around 33.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
49°9°–56°13°
Low, likely
23°−5°–36°2°
Typical high / low
50°10° / 29°−2°
Wind
11 mph18 km/h, gusts 27 mph43 km/h
UV peak
4
Thursday, Oct 29. Partly sunny. High 60°16°, low 37°3°. Typical 50°10° / 28°−2°. Dry. Mostly agree. Best day outdoors this week.
1. Morning
  6 AM–noon
  Partly sunny, 34°1°
  Dry
2. Afternoon
  noon–6 PM
  Cloudy, 58°15°
  Dry
3. Evening
  6 PM–midnight
  Cloudy, 49°9°
  Dry
4. Overnight
  midnight–6 AM
  Cloudy, 42°6°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Mostly sunny, with a high near 60.
Night: Mostly cloudy, with a low around 37.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
Best day outdoors this week: the one dry, mild day the forecasts agree on (high 60°16°).
High, likely
56°13°–60°16°
Low, likely
25°−4°–39°4°
Typical high / low
50°10° / 28°−2°
Wind
17 mph27 km/h, gusts 28 mph44 km/h
UV peak
4
Friday, Oct 30. Mostly cloudy. High 58°14°, low 34°1°. Typical 49°9° / 28°−2°. Dry. Forecasts differ.
1. Morning
  6 AM–noon
  Cloudy, 44°7°
  Dry
2. Afternoon
  noon–6 PM
  Cloudy, 52°11°
  30% chance
3. Evening
  6 PM–midnight
  Partly cloudy, 46°8°
  30% chance
4. Overnight
  midnight–6 AM
  Drizzle, 38°3°
  30% chance · 0.02 in0.6 mm
Hours this far out come from computer models only.
Official NWS forecast
Day: A slight chance of rain showers after noon. Partly sunny, with a high near 58.
Night: A chance of rain showers. Mostly cloudy, with a low around 34.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
High, likely
49°9°–58°14°
Low, likely
34°1°–46°8°
Typical high / low
49°9° / 28°−2°
Wind
27 mph43 km/h
UV peak
3
Saturday, Oct 31. Drizzle. High 47°8°, low 36°2°. Typical 48°9° / 28°−2°. Rain 0.08 in2 mm, 30% chance. Forecasts differ.
1. Morning
  6 AM–noon
  Drizzle, 38°3°
  20% chance · 0.02 in0.6 mm
2. Afternoon
  noon–6 PM
  Drizzle, 46°8°
  30% chance · 0.06 in1.4 mm
3. Evening
  6 PM–midnight
  Drizzle, 39°4°
  30% chance · 0.03 in0.8 mm
4. Overnight
  midnight–6 AM
  Clear, 30°−1°
  20% chance · 0.02 in0.6 mm
Hours this far out come from computer models only.
The National Weather Service writes about seven days ahead; this day is our model forecast only.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
High, likely
44°7°–52°11°
Low, likely
29°−2°–42°6°
Typical high / low
48°9° / 28°−2°
Wind
16 mph25 km/h, gusts 29 mph46 km/h
UV peak
3
Sunday, Nov 1. Partly sunny. High 43°6°, low 31°−1°. Typical 48°9° / 27°−3°. Rain 0.08 in2 mm, 30% chance. Forecasts differ.
1. Morning
  6 AM–noon
  Mostly sunny, 32°0°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 43°6°
  Dry
3. Evening
  6 PM–midnight
  Clear, 38°4°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 30°−1°
  20% chance · 0.06 in1.5 mm
Hours this far out come from computer models only.
The National Weather Service writes about seven days ahead; this day is our model forecast only.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
High, likely
36°2°–49°9°
Low, likely
19°−7°–38°3°
Typical high / low
48°9° / 27°−3°
Wind
27 mph44 km/h, gusts 37 mph59 km/h
UV peak
4
Monday, Nov 2. Drizzle. High 44°7°, low 28°−2°. Typical 48°9° / 27°−3°. Rain 0.15 in3.8 mm, 30% chance. Forecasts differ.
1. Morning
  6 AM–noon
  Cloudy, 32°0°
  30% chance · 0.4 in0.9 cm
2. Afternoon
  noon–6 PM
  Drizzle, 45°7°
  20% chance · 0.02 in0.6 mm
3. Evening
  6 PM–midnight
  Cloudy, 35°1°
  20% chance
Hours this far out come from computer models only.
The National Weather Service writes about seven days ahead; this day is our model forecast only.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
High, likely
40°4°–50°10°
Low, likely
18°−8°–33°1°
Typical high / low
48°9° / 27°−3°
Wind
15 mph24 km/h, gusts 34 mph55 km/h
UV peak
2

10 days15 days30 days

The outlook

Today
Dry, high 49°, low 31°.
Tomorrow
Dry, high 53°, low 31°, warming up.
Monday
Dry, high 57°, low 33°, warming up.
Rest of week
Mostly dry, highs 43–60°.

Want the meteorologists’ reasoning? Read the NWS forecast discussion (RIW) (opens in a new tab)

What changed since yesterday

No meaningful changes from yesterday’s forecast.

Radar

Radar data: NOAA MRMS, rendered by forecast.blue

Radar loads when scrolled into view

Full-screen radar

For your home

What this week’s weather means for heating, cooling, pipes and fresh air.

Heating this week

About 74% less heating than a typical week.

This week 46Typical 176

Heating degree days, base 65°F

Heat-pump hours, next 7 days

h below 47°F: 35
h below 17°F: 0
h below 5°F: 0

47, 17 and 5°F are the test points heat pumps are rated at. About 8 hours are near freezing and damp, when outdoor units defrost more often.

Comfort

Dry air outside (dew point 34°F).

Open the windows?

No stretch in the next few days is comfortable enough outside, by temperature, dew point and air quality.

Is this typical?

Rock Springs Airport · official normals 1991–2020 · records 1948–2026

Oct 24, today vs a typical year

Today’s expected high is 3°2° colder than typical.

Last 7 days vs normal

On average 8°4° warmer than normal (daily mean temperature).

+5°+3°SunOct 18
+8°+4°MonOct 19
+8°+4°TueOct 20
+11°+6°WedOct 21
+12°+6°ThuOct 22
+5°+3°FriOct 23
—SatOct 24

Purple Sage weather by month: normals, records, snow and freeze dates

Sun & moon

Sun

Daylight: 10 h 43 min; Losing 2 min 39 s a day; shortest Dec 21, 1 h 33 min less
Golden hour: 5:43–6:39 PM; Morning 7:22–8:18 AM
Blue hour: 6:39–6:50 PM; Morning 7:11–7:22 AM; first light 7:11 AM

Stars tonight? Poor

Clouds most of the night (about 67% cover).

Moon

Waxing gibbous

98% lit · growing

Today: sets 5:56 AM · rises 5:21 PM
Full moon: Oct 25
New moon: Nov 9

Looking south from Purple Sage. The highest point on the skyline is about 8,600 ft, 13 mi away.Skyline from USGS elevation data, heights drawn up to 6× taller. Sky, sun and moon as they are now.